condition mean min max 12pM Fe,Midday 32.2321 32.2321 32.2321 12pM Fe,Midnight 28.87775 28.6493 29.1062 58pM Fe,Midday 25.6358 25.6358 25.6358 58pM Fe,Midnight 17.978985714285713 0.0 22.237 233pM Fe,Midnight 12.269566666666668 11.7824 12.6798 1160pM Fe,Midday 20.591728571428572 19.0253 21.9745 1160pM Fe,Midnight 13.182941666666666 10.3393 16.4271 High carbon,Dark 11.924674 3.60721 16.443 High carbon,Light 10.353664615384615 1.29432 14.9451 Low carbon,Dark 8.49611 8.49611 8.49611 Phloroglucinol 24.226266666666668 22.6258 27.0307 Silicon starvation,12h 10.1495 10.1495 10.1495